THE ALDER. 



Alnus glutinosa. 



Natural Order — Amentace^. 

 C7a5S— MoNGECiA. Order — Tetrandria. 



This tree is botanically distinguished from the 

 preceding by having its fertile catkins oval, and 

 its seeds not winged, whereas the fertile catkins 



FLOWER AND LEAF OF THE ALDER. 



of the birch are cylindrical, and the seeds furnished 

 with a border. Though so nearly resembling each 



